package object_;

/**
 * 对象比较
 */
public class Compare {
    public static void main(String[] args) {
        int it = 65;
        float fl = 65.0f;
        System.out.println("65和65.0f是否相等？" + (it== fl));//T
        char ch1 = 'A';
        char ch2 = 12;
        System.out.println( "65和'A'是否相等？" + (it == ch1));//T
        System.out.println("12和ch2是否相等？"+(12 == ch2));//T
        String str1 = new String("hello");
        String str2 = new String("hello");
        System.out.println("str1和str2是否相等？"+ (str1 == str2));//F
        System.out.println( "str1是否equals str2? " +(str1.equals(str2)));//T
//        System.out.println( "hello" == new java.sql.Date()); //编译报错，对象类型都不一样，无法比较呀
    }
}
